| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 阴 | 28°/16° | 0.0 mm |
| 2025-05-02 | 阴 | 31°/15° | 0.0 mm |
| 2025-05-03 | 阴 | 29°/15° | 0.0 mm |
| 2025-05-04 | 阴 | 20°/13° | 0.0 mm |
| 2025-05-05 | 中阵雨 | 23°/14° | 5.8 mm |
| 2025-05-06 | 阴 | 27°/15° | 0.0 mm |
| 2025-05-07 | 阴 | 24°/15° | 0.0 mm |
| 2025-05-08 | 强阵雨 | 24°/16° | 22.9 mm |
| 2025-05-09 | 毛毛雨 | 25°/19° | 3.1 mm |
| 2025-05-10 | 小毛毛雨 | 23°/17° | 0.4 mm |
| 2025-05-11 | 阴 | 25°/15° | 0.0 mm |
| 2025-05-12 | 晴天 | 28°/15° | 0.0 mm |
| 2025-05-13 | 阴 | 30°/16° | 0.0 mm |
| 2025-05-14 | 阴 | 32°/18° | 0.0 mm |
| 2025-05-15 | 小毛毛雨 | 32°/21° | 1.0 mm |
| 2025-05-16 | 阵雨 | 24°/20° | 10.7 mm |
| 2025-05-17 | 小毛毛雨 | 32°/19° | 0.2 mm |
| 2025-05-18 | 小毛毛雨 | 24°/18° | 0.7 mm |
| 2025-05-19 | 阴 | 30°/18° | 0.0 mm |
| 2025-05-20 | 阵雨 | 29°/23° | 3.9 mm |
| 2025-05-21 | 雷阵雨 | 31°/22° | 37.4 mm |
| 2025-05-22 | 小毛毛雨 | 30°/21° | 0.1 mm |
| 2025-05-23 | 中阵雨 | 23°/18° | 33.2 mm |
| 2025-05-24 | 小毛毛雨 | 23°/16° | 0.2 mm |
| 2025-05-25 | 阴 | 24°/16° | 0.0 mm |
| 2025-05-26 | 阴 | 23°/15° | 0.0 mm |
| 2025-05-27 | 阴 | 25°/16° | 0.0 mm |
| 2025-05-28 | 小毛毛雨 | 22°/18° | 0.4 mm |
| 2025-05-29 | 阴 | 25°/15° | 0.0 mm |
| 2025-05-30 | 阴 | 27°/16° | 0.0 mm |
| 2025-05-31 | 中雨 | 27°/17° | 19.9 mm |
2025年05月海宁市共记录 31 天，平均最高 26℃、最低 17℃，降水日 15 天。